单词 | pyrophoric alloy |
释义 | pyrophoric alloy [¦pī·rǝ¦fȯr·ik `al´ȯi] METALLURGY 1. An alloy such as ferrocerium that produces a spark when struck with metal (steel) at an angle; used for automatic cigarette lighters. 2. An alloy in powder form that spontaneously oxidizes in air, reaching high temperatures. |
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